<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <!--导入vue-->
    <script src="https://cdn.bootcdn.net/ajax/libs/vue/2.6.9/vue.min.js"></script>
</head>

<body>
<!--view层 模板-->
<div id="app">
    <input type="text" v-model="message"/> {{message}}
</div>

<script>
    'use strict'
    /*Model 数据*/
    let vue = new Vue({
        el: "#app",
        data: {
            message: ""
        }
    })
</script>
</body>
</html>
